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-rw-r--r--sound/soc/codecs/cs35l41-lib.c1413
1 files changed, 1413 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c
new file mode 100644
index 000000000000..04be71435491
--- /dev/null
+++ b/sound/soc/codecs/cs35l41-lib.c
@@ -0,0 +1,1413 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// cs35l41-lib.c -- CS35L41 Common functions for HDA and ASoC Audio drivers
+//
+// Copyright 2017-2021 Cirrus Logic, Inc.
+//
+// Author: David Rhodes <david.rhodes@cirrus.com>
+// Author: Lucas Tanure <lucas.tanure@cirrus.com>
+
+#include <linux/dev_printk.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
+#include <linux/firmware/cirrus/wmfw.h>
+
+#include <sound/cs35l41.h>
+
+static const struct reg_default cs35l41_reg[] = {
+ { CS35L41_PWR_CTRL1, 0x00000000 },
+ { CS35L41_PWR_CTRL2, 0x00000000 },
+ { CS35L41_PWR_CTRL3, 0x01000010 },
+ { CS35L41_GPIO_PAD_CONTROL, 0x00000000 },
+ { CS35L41_GLOBAL_CLK_CTRL, 0x00000003 },
+ { CS35L41_TST_FS_MON0, 0x00020016 },
+ { CS35L41_BSTCVRT_COEFF, 0x00002424 },
+ { CS35L41_BSTCVRT_SLOPE_LBST, 0x00007500 },
+ { CS35L41_BSTCVRT_PEAK_CUR, 0x0000004A },
+ { CS35L41_SP_ENABLES, 0x00000000 },
+ { CS35L41_SP_RATE_CTRL, 0x00000028 },
+ { CS35L41_SP_FORMAT, 0x18180200 },
+ { CS35L41_SP_HIZ_CTRL, 0x00000002 },
+ { CS35L41_SP_FRAME_TX_SLOT, 0x03020100 },
+ { CS35L41_SP_FRAME_RX_SLOT, 0x00000100 },
+ { CS35L41_SP_TX_WL, 0x00000018 },
+ { CS35L41_SP_RX_WL, 0x00000018 },
+ { CS35L41_DAC_PCM1_SRC, 0x00000008 },
+ { CS35L41_ASP_TX1_SRC, 0x00000018 },
+ { CS35L41_ASP_TX2_SRC, 0x00000019 },
+ { CS35L41_ASP_TX3_SRC, 0x00000000 },
+ { CS35L41_ASP_TX4_SRC, 0x00000000 },
+ { CS35L41_DSP1_RX1_SRC, 0x00000008 },
+ { CS35L41_DSP1_RX2_SRC, 0x00000009 },
+ { CS35L41_DSP1_RX3_SRC, 0x00000018 },
+ { CS35L41_DSP1_RX4_SRC, 0x00000019 },
+ { CS35L41_DSP1_RX5_SRC, 0x00000020 },
+ { CS35L41_DSP1_RX6_SRC, 0x00000021 },
+ { CS35L41_DSP1_RX7_SRC, 0x0000003A },
+ { CS35L41_DSP1_RX8_SRC, 0x00000001 },
+ { CS35L41_NGATE1_SRC, 0x00000008 },
+ { CS35L41_NGATE2_SRC, 0x00000009 },
+ { CS35L41_AMP_DIG_VOL_CTRL, 0x00008000 },
+ { CS35L41_CLASSH_CFG, 0x000B0405 },
+ { CS35L41_WKFET_CFG, 0x00000111 },
+ { CS35L41_NG_CFG, 0x00000033 },
+ { CS35L41_AMP_GAIN_CTRL, 0x00000000 },
+ { CS35L41_IRQ1_MASK1, 0xFFFFFFFF },
+ { CS35L41_IRQ1_MASK2, 0xFFFFFFFF },
+ { CS35L41_IRQ1_MASK3, 0xFFFF87FF },
+ { CS35L41_IRQ1_MASK4, 0xFEFFFFFF },
+ { CS35L41_GPIO1_CTRL1, 0xE1000001 },
+ { CS35L41_GPIO2_CTRL1, 0xE1000001 },
+ { CS35L41_MIXER_NGATE_CFG, 0x00000000 },
+ { CS35L41_MIXER_NGATE_CH1_CFG, 0x00000303 },
+ { CS35L41_MIXER_NGATE_CH2_CFG, 0x00000303 },
+ { CS35L41_DSP1_CCM_CORE_CTRL, 0x00000101 },
+};
+
+static bool cs35l41_readable_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS35L41_DEVID:
+ case CS35L41_REVID:
+ case CS35L41_FABID:
+ case CS35L41_RELID:
+ case CS35L41_OTPID:
+ case CS35L41_TEST_KEY_CTL:
+ case CS35L41_USER_KEY_CTL:
+ case CS35L41_OTP_CTRL0:
+ case CS35L41_OTP_CTRL3:
+ case CS35L41_OTP_CTRL4:
+ case CS35L41_OTP_CTRL5:
+ case CS35L41_OTP_CTRL6:
+ case CS35L41_OTP_CTRL7:
+ case CS35L41_OTP_CTRL8:
+ case CS35L41_PWR_CTRL1:
+ case CS35L41_PWR_CTRL2:
+ case CS35L41_PWR_CTRL3:
+ case CS35L41_CTRL_OVRRIDE:
+ case CS35L41_AMP_OUT_MUTE:
+ case CS35L41_PROTECT_REL_ERR_IGN:
+ case CS35L41_GPIO_PAD_CONTROL:
+ case CS35L41_JTAG_CONTROL:
+ case CS35L41_PWRMGT_CTL:
+ case CS35L41_WAKESRC_CTL:
+ case CS35L41_PWRMGT_STS:
+ case CS35L41_PLL_CLK_CTRL:
+ case CS35L41_DSP_CLK_CTRL:
+ case CS35L41_GLOBAL_CLK_CTRL:
+ case CS35L41_DATA_FS_SEL:
+ case CS35L41_TST_FS_MON0:
+ case CS35L41_MDSYNC_EN:
+ case CS35L41_MDSYNC_TX_ID:
+ case CS35L41_MDSYNC_PWR_CTRL:
+ case CS35L41_MDSYNC_DATA_TX:
+ case CS35L41_MDSYNC_TX_STATUS:
+ case CS35L41_MDSYNC_DATA_RX:
+ case CS35L41_MDSYNC_RX_STATUS:
+ case CS35L41_MDSYNC_ERR_STATUS:
+ case CS35L41_MDSYNC_SYNC_PTE2:
+ case CS35L41_MDSYNC_SYNC_PTE3:
+ case CS35L41_MDSYNC_SYNC_MSM_STATUS:
+ case CS35L41_BSTCVRT_VCTRL1:
+ case CS35L41_BSTCVRT_VCTRL2:
+ case CS35L41_BSTCVRT_PEAK_CUR:
+ case CS35L41_BSTCVRT_SFT_RAMP:
+ case CS35L41_BSTCVRT_COEFF:
+ case CS35L41_BSTCVRT_SLOPE_LBST:
+ case CS35L41_BSTCVRT_SW_FREQ:
+ case CS35L41_BSTCVRT_DCM_CTRL:
+ case CS35L41_BSTCVRT_DCM_MODE_FORCE:
+ case CS35L41_BSTCVRT_OVERVOLT_CTRL:
+ case CS35L41_VI_VOL_POL:
+ case CS35L41_DTEMP_WARN_THLD:
+ case CS35L41_DTEMP_CFG:
+ case CS35L41_DTEMP_EN:
+ case CS35L41_VPVBST_FS_SEL:
+ case CS35L41_SP_ENABLES:
+ case CS35L41_SP_RATE_CTRL:
+ case CS35L41_SP_FORMAT:
+ case CS35L41_SP_HIZ_CTRL:
+ case CS35L41_SP_FRAME_TX_SLOT:
+ case CS35L41_SP_FRAME_RX_SLOT:
+ case CS35L41_SP_TX_WL:
+ case CS35L41_SP_RX_WL:
+ case CS35L41_DAC_PCM1_SRC:
+ case CS35L41_ASP_TX1_SRC:
+ case CS35L41_ASP_TX2_SRC:
+ case CS35L41_ASP_TX3_SRC:
+ case CS35L41_ASP_TX4_SRC:
+ case CS35L41_DSP1_RX1_SRC:
+ case CS35L41_DSP1_RX2_SRC:
+ case CS35L41_DSP1_RX3_SRC:
+ case CS35L41_DSP1_RX4_SRC:
+ case CS35L41_DSP1_RX5_SRC:
+ case CS35L41_DSP1_RX6_SRC:
+ case CS35L41_DSP1_RX7_SRC:
+ case CS35L41_DSP1_RX8_SRC:
+ case CS35L41_NGATE1_SRC:
+ case CS35L41_NGATE2_SRC:
+ case CS35L41_AMP_DIG_VOL_CTRL:
+ case CS35L41_VPBR_CFG:
+ case CS35L41_VBBR_CFG:
+ case CS35L41_VPBR_STATUS:
+ case CS35L41_VBBR_STATUS:
+ case CS35L41_OVERTEMP_CFG:
+ case CS35L41_AMP_ERR_VOL:
+ case CS35L41_VOL_STATUS_TO_DSP:
+ case CS35L41_CLASSH_CFG:
+ case CS35L41_WKFET_CFG:
+ case CS35L41_NG_CFG:
+ case CS35L41_AMP_GAIN_CTRL:
+ case CS35L41_DAC_MSM_CFG:
+ case CS35L41_IRQ1_CFG:
+ case CS35L41_IRQ1_STATUS:
+ case CS35L41_IRQ1_STATUS1:
+ case CS35L41_IRQ1_STATUS2:
+ case CS35L41_IRQ1_STATUS3:
+ case CS35L41_IRQ1_STATUS4:
+ case CS35L41_IRQ1_RAW_STATUS1:
+ case CS35L41_IRQ1_RAW_STATUS2:
+ case CS35L41_IRQ1_RAW_STATUS3:
+ case CS35L41_IRQ1_RAW_STATUS4:
+ case CS35L41_IRQ1_MASK1:
+ case CS35L41_IRQ1_MASK2:
+ case CS35L41_IRQ1_MASK3:
+ case CS35L41_IRQ1_MASK4:
+ case CS35L41_IRQ1_FRC1:
+ case CS35L41_IRQ1_FRC2:
+ case CS35L41_IRQ1_FRC3:
+ case CS35L41_IRQ1_FRC4:
+ case CS35L41_IRQ1_EDGE1:
+ case CS35L41_IRQ1_EDGE4:
+ case CS35L41_IRQ1_POL1:
+ case CS35L41_IRQ1_POL2:
+ case CS35L41_IRQ1_POL3:
+ case CS35L41_IRQ1_POL4:
+ case CS35L41_IRQ1_DB3:
+ case CS35L41_IRQ2_CFG:
+ case CS35L41_IRQ2_STATUS:
+ case CS35L41_IRQ2_STATUS1:
+ case CS35L41_IRQ2_STATUS2:
+ case CS35L41_IRQ2_STATUS3:
+ case CS35L41_IRQ2_STATUS4:
+ case CS35L41_IRQ2_RAW_STATUS1:
+ case CS35L41_IRQ2_RAW_STATUS2:
+ case CS35L41_IRQ2_RAW_STATUS3:
+ case CS35L41_IRQ2_RAW_STATUS4:
+ case CS35L41_IRQ2_MASK1:
+ case CS35L41_IRQ2_MASK2:
+ case CS35L41_IRQ2_MASK3:
+ case CS35L41_IRQ2_MASK4:
+ case CS35L41_IRQ2_FRC1:
+ case CS35L41_IRQ2_FRC2:
+ case CS35L41_IRQ2_FRC3:
+ case CS35L41_IRQ2_FRC4:
+ case CS35L41_IRQ2_EDGE1:
+ case CS35L41_IRQ2_EDGE4:
+ case CS35L41_IRQ2_POL1:
+ case CS35L41_IRQ2_POL2:
+ case CS35L41_IRQ2_POL3:
+ case CS35L41_IRQ2_POL4:
+ case CS35L41_IRQ2_DB3:
+ case CS35L41_GPIO_STATUS1:
+ case CS35L41_GPIO1_CTRL1:
+ case CS35L41_GPIO2_CTRL1:
+ case CS35L41_MIXER_NGATE_CFG:
+ case CS35L41_MIXER_NGATE_CH1_CFG:
+ case CS35L41_MIXER_NGATE_CH2_CFG:
+ case CS35L41_DSP_MBOX_1 ... CS35L41_DSP_VIRT2_MBOX_8:
+ case CS35L41_CLOCK_DETECT_1:
+ case CS35L41_DIE_STS1:
+ case CS35L41_DIE_STS2:
+ case CS35L41_TEMP_CAL1:
+ case CS35L41_TEMP_CAL2:
+ case CS35L41_DSP1_TIMESTAMP_COUNT:
+ case CS35L41_DSP1_SYS_ID:
+ case CS35L41_DSP1_SYS_VERSION:
+ case CS35L41_DSP1_SYS_CORE_ID:
+ case CS35L41_DSP1_SYS_AHB_ADDR:
+ case CS35L41_DSP1_SYS_XSRAM_SIZE:
+ case CS35L41_DSP1_SYS_YSRAM_SIZE:
+ case CS35L41_DSP1_SYS_PSRAM_SIZE:
+ case CS35L41_DSP1_SYS_PM_BOOT_SIZE:
+ case CS35L41_DSP1_SYS_FEATURES:
+ case CS35L41_DSP1_SYS_FIR_FILTERS:
+ case CS35L41_DSP1_SYS_LMS_FILTERS:
+ case CS35L41_DSP1_SYS_XM_BANK_SIZE:
+ case CS35L41_DSP1_SYS_YM_BANK_SIZE:
+ case CS35L41_DSP1_SYS_PM_BANK_SIZE:
+ case CS35L41_DSP1_RX1_RATE:
+ case CS35L41_DSP1_RX2_RATE:
+ case CS35L41_DSP1_RX3_RATE:
+ case CS35L41_DSP1_RX4_RATE:
+ case CS35L41_DSP1_RX5_RATE:
+ case CS35L41_DSP1_RX6_RATE:
+ case CS35L41_DSP1_RX7_RATE:
+ case CS35L41_DSP1_RX8_RATE:
+ case CS35L41_DSP1_TX1_RATE:
+ case CS35L41_DSP1_TX2_RATE:
+ case CS35L41_DSP1_TX3_RATE:
+ case CS35L41_DSP1_TX4_RATE:
+ case CS35L41_DSP1_TX5_RATE:
+ case CS35L41_DSP1_TX6_RATE:
+ case CS35L41_DSP1_TX7_RATE:
+ case CS35L41_DSP1_TX8_RATE:
+ case CS35L41_DSP1_SCRATCH1:
+ case CS35L41_DSP1_SCRATCH2:
+ case CS35L41_DSP1_SCRATCH3:
+ case CS35L41_DSP1_SCRATCH4:
+ case CS35L41_DSP1_CCM_CORE_CTRL:
+ case CS35L41_DSP1_CCM_CLK_OVERRIDE:
+ case CS35L41_DSP1_XM_MSTR_EN:
+ case CS35L41_DSP1_XM_CORE_PRI:
+ case CS35L41_DSP1_XM_AHB_PACK_PL_PRI:
+ case CS35L41_DSP1_XM_AHB_UP_PL_PRI:
+ case CS35L41_DSP1_XM_ACCEL_PL0_PRI:
+ case CS35L41_DSP1_XM_NPL0_PRI:
+ case CS35L41_DSP1_YM_MSTR_EN:
+ case CS35L41_DSP1_YM_CORE_PRI:
+ case CS35L41_DSP1_YM_AHB_PACK_PL_PRI:
+ case CS35L41_DSP1_YM_AHB_UP_PL_PRI:
+ case CS35L41_DSP1_YM_ACCEL_PL0_PRI:
+ case CS35L41_DSP1_YM_NPL0_PRI:
+ case CS35L41_DSP1_MPU_XM_ACCESS0:
+ case CS35L41_DSP1_MPU_YM_ACCESS0:
+ case CS35L41_DSP1_MPU_WNDW_ACCESS0:
+ case CS35L41_DSP1_MPU_XREG_ACCESS0:
+ case CS35L41_DSP1_MPU_YREG_ACCESS0:
+ case CS35L41_DSP1_MPU_XM_ACCESS1:
+ case CS35L41_DSP1_MPU_YM_ACCESS1:
+ case CS35L41_DSP1_MPU_WNDW_ACCESS1:
+ case CS35L41_DSP1_MPU_XREG_ACCESS1:
+ case CS35L41_DSP1_MPU_YREG_ACCESS1:
+ case CS35L41_DSP1_MPU_XM_ACCESS2:
+ case CS35L41_DSP1_MPU_YM_ACCESS2:
+ case CS35L41_DSP1_MPU_WNDW_ACCESS2:
+ case CS35L41_DSP1_MPU_XREG_ACCESS2:
+ case CS35L41_DSP1_MPU_YREG_ACCESS2:
+ case CS35L41_DSP1_MPU_XM_ACCESS3:
+ case CS35L41_DSP1_MPU_YM_ACCESS3:
+ case CS35L41_DSP1_MPU_WNDW_ACCESS3:
+ case CS35L41_DSP1_MPU_XREG_ACCESS3:
+ case CS35L41_DSP1_MPU_YREG_ACCESS3:
+ case CS35L41_DSP1_MPU_XM_VIO_ADDR:
+ case CS35L41_DSP1_MPU_XM_VIO_STATUS:
+ case CS35L41_DSP1_MPU_YM_VIO_ADDR:
+ case CS35L41_DSP1_MPU_YM_VIO_STATUS:
+ case CS35L41_DSP1_MPU_PM_VIO_ADDR:
+ case CS35L41_DSP1_MPU_PM_VIO_STATUS:
+ case CS35L41_DSP1_MPU_LOCK_CONFIG:
+ case CS35L41_DSP1_MPU_WDT_RST_CTRL:
+ case CS35L41_OTP_TRIM_1:
+ case CS35L41_OTP_TRIM_2:
+ case CS35L41_OTP_TRIM_3:
+ case CS35L41_OTP_TRIM_4:
+ case CS35L41_OTP_TRIM_5:
+ case CS35L41_OTP_TRIM_6:
+ case CS35L41_OTP_TRIM_7:
+ case CS35L41_OTP_TRIM_8:
+ case CS35L41_OTP_TRIM_9:
+ case CS35L41_OTP_TRIM_10:
+ case CS35L41_OTP_TRIM_11:
+ case CS35L41_OTP_TRIM_12:
+ case CS35L41_OTP_TRIM_13:
+ case CS35L41_OTP_TRIM_14:
+ case CS35L41_OTP_TRIM_15:
+ case CS35L41_OTP_TRIM_16:
+ case CS35L41_OTP_TRIM_17:
+ case CS35L41_OTP_TRIM_18:
+ case CS35L41_OTP_TRIM_19:
+ case CS35L41_OTP_TRIM_20:
+ case CS35L41_OTP_TRIM_21:
+ case CS35L41_OTP_TRIM_22:
+ case CS35L41_OTP_TRIM_23:
+ case CS35L41_OTP_TRIM_24:
+ case CS35L41_OTP_TRIM_25:
+ case CS35L41_OTP_TRIM_26:
+ case CS35L41_OTP_TRIM_27:
+ case CS35L41_OTP_TRIM_28:
+ case CS35L41_OTP_TRIM_29:
+ case CS35L41_OTP_TRIM_30:
+ case CS35L41_OTP_TRIM_31:
+ case CS35L41_OTP_TRIM_32:
+ case CS35L41_OTP_TRIM_33:
+ case CS35L41_OTP_TRIM_34:
+ case CS35L41_OTP_TRIM_35:
+ case CS35L41_OTP_TRIM_36:
+ case CS35L41_OTP_MEM0 ... CS35L41_OTP_MEM31:
+ case CS35L41_DSP1_XMEM_PACK_0 ... CS35L41_DSP1_XMEM_PACK_3068:
+ case CS35L41_DSP1_XMEM_UNPACK32_0 ... CS35L41_DSP1_XMEM_UNPACK32_2046:
+ case CS35L41_DSP1_XMEM_UNPACK24_0 ... CS35L41_DSP1_XMEM_UNPACK24_4093:
+ case CS35L41_DSP1_YMEM_PACK_0 ... CS35L41_DSP1_YMEM_PACK_1532:
+ case CS35L41_DSP1_YMEM_UNPACK32_0 ... CS35L41_DSP1_YMEM_UNPACK32_1022:
+ case CS35L41_DSP1_YMEM_UNPACK24_0 ... CS35L41_DSP1_YMEM_UNPACK24_2045:
+ case CS35L41_DSP1_PMEM_0 ... CS35L41_DSP1_PMEM_5114:
+ /*test regs*/
+ case CS35L41_PLL_OVR:
+ case CS35L41_BST_TEST_DUTY:
+ case CS35L41_DIGPWM_IOCTRL:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool cs35l41_precious_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS35L41_TEST_KEY_CTL:
+ case CS35L41_USER_KEY_CTL:
+ case CS35L41_OTP_MEM0 ... CS35L41_OTP_MEM31:
+ case CS35L41_TST_FS_MON0:
+ case CS35L41_DSP1_XMEM_PACK_0 ... CS35L41_DSP1_XMEM_PACK_3068:
+ case CS35L41_DSP1_YMEM_PACK_0 ... CS35L41_DSP1_YMEM_PACK_1532:
+ case CS35L41_DSP1_PMEM_0 ... CS35L41_DSP1_PMEM_5114:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool cs35l41_volatile_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS35L41_DEVID:
+ case CS35L41_SFT_RESET:
+ case CS35L41_FABID:
+ case CS35L41_REVID:
+ case CS35L41_OTPID:
+ case CS35L41_TEST_KEY_CTL:
+ case CS35L41_USER_KEY_CTL:
+ case CS35L41_PWRMGT_CTL:
+ case CS35L41_WAKESRC_CTL:
+ case CS35L41_PWRMGT_STS:
+ case CS35L41_DTEMP_EN:
+ case CS35L41_IRQ1_STATUS:
+ case CS35L41_IRQ1_STATUS1:
+ case CS35L41_IRQ1_STATUS2:
+ case CS35L41_IRQ1_STATUS3:
+ case CS35L41_IRQ1_STATUS4:
+ case CS35L41_IRQ1_RAW_STATUS1:
+ case CS35L41_IRQ1_RAW_STATUS2:
+ case CS35L41_IRQ1_RAW_STATUS3:
+ case CS35L41_IRQ1_RAW_STATUS4:
+ case CS35L41_IRQ2_STATUS:
+ case CS35L41_IRQ2_STATUS1:
+ case CS35L41_IRQ2_STATUS2:
+ case CS35L41_IRQ2_STATUS3:
+ case CS35L41_IRQ2_STATUS4:
+ case CS35L41_IRQ2_RAW_STATUS1:
+ case CS35L41_IRQ2_RAW_STATUS2:
+ case CS35L41_IRQ2_RAW_STATUS3:
+ case CS35L41_IRQ2_RAW_STATUS4:
+ case CS35L41_GPIO_STATUS1:
+ case CS35L41_DSP_MBOX_1 ... CS35L41_DSP_VIRT2_MBOX_8:
+ case CS35L41_DSP1_XMEM_PACK_0 ... CS35L41_DSP1_XMEM_PACK_3068:
+ case CS35L41_DSP1_XMEM_UNPACK32_0 ... CS35L41_DSP1_XMEM_UNPACK32_2046:
+ case CS35L41_DSP1_XMEM_UNPACK24_0 ... CS35L41_DSP1_XMEM_UNPACK24_4093:
+ case CS35L41_DSP1_YMEM_PACK_0 ... CS35L41_DSP1_YMEM_PACK_1532:
+ case CS35L41_DSP1_YMEM_UNPACK32_0 ... CS35L41_DSP1_YMEM_UNPACK32_1022:
+ case CS35L41_DSP1_YMEM_UNPACK24_0 ... CS35L41_DSP1_YMEM_UNPACK24_2045:
+ case CS35L41_DSP1_PMEM_0 ... CS35L41_DSP1_PMEM_5114:
+ case CS35L41_DSP1_SCRATCH1:
+ case CS35L41_DSP1_SCRATCH2:
+ case CS35L41_DSP1_SCRATCH3:
+ case CS35L41_DSP1_SCRATCH4:
+ case CS35L41_DSP1_CCM_CLK_OVERRIDE ... CS35L41_DSP1_WDT_STATUS:
+ case CS35L41_OTP_MEM0 ... CS35L41_OTP_MEM31:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static const struct cs35l41_otp_packed_element_t otp_map_1[] = {
+ /* addr shift size */
+ { 0x00002030, 0, 4 }, /*TRIM_OSC_FREQ_TRIM*/
+ { 0x00002030, 7, 1 }, /*TRIM_OSC_TRIM_DONE*/
+ { 0x0000208c, 24, 6 }, /*TST_DIGREG_VREF_TRIM*/
+ { 0x00002090, 14, 4 }, /*TST_REF_TRIM*/
+ { 0x00002090, 10, 4 }, /*TST_REF_TEMPCO_TRIM*/
+ { 0x0000300C, 11, 4 }, /*PLL_LDOA_TST_VREF_TRIM*/
+ { 0x0000394C, 23, 2 }, /*BST_ATEST_CM_VOFF*/
+ { 0x00003950, 0, 7 }, /*BST_ATRIM_IADC_OFFSET*/
+ { 0x00003950, 8, 7 }, /*BST_ATRIM_IADC_GAIN1*/
+ { 0x00003950, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET1*/
+ { 0x00003950, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN1*/
+ { 0x00003954, 0, 7 }, /*BST_ATRIM_IADC_OFFSET2*/
+ { 0x00003954, 8, 7 }, /*BST_ATRIM_IADC_GAIN2*/
+ { 0x00003954, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET2*/
+ { 0x00003954, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN2*/
+ { 0x00003958, 0, 7 }, /*BST_ATRIM_IADC_OFFSET3*/
+ { 0x00003958, 8, 7 }, /*BST_ATRIM_IADC_GAIN3*/
+ { 0x00003958, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET3*/
+ { 0x00003958, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN3*/
+ { 0x0000395C, 0, 7 }, /*BST_ATRIM_IADC_OFFSET4*/
+ { 0x0000395C, 8, 7 }, /*BST_ATRIM_IADC_GAIN4*/
+ { 0x0000395C, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET4*/
+ { 0x0000395C, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN4*/
+ { 0x0000416C, 0, 8 }, /*VMON_GAIN_OTP_VAL*/
+ { 0x00004160, 0, 7 }, /*VMON_OFFSET_OTP_VAL*/
+ { 0x0000416C, 8, 8 }, /*IMON_GAIN_OTP_VAL*/
+ { 0x00004160, 16, 10 }, /*IMON_OFFSET_OTP_VAL*/
+ { 0x0000416C, 16, 12 }, /*VMON_CM_GAIN_OTP_VAL*/
+ { 0x0000416C, 28, 1 }, /*VMON_CM_GAIN_SIGN_OTP_VAL*/
+ { 0x00004170, 0, 6 }, /*IMON_CAL_TEMPCO_OTP_VAL*/
+ { 0x00004170, 6, 1 }, /*IMON_CAL_TEMPCO_SIGN_OTP*/
+ { 0x00004170, 8, 6 }, /*IMON_CAL_TEMPCO2_OTP_VAL*/
+ { 0x00004170, 14, 1 }, /*IMON_CAL_TEMPCO2_DN_UPB_OTP_VAL*/
+ { 0x00004170, 16, 9 }, /*IMON_CAL_TEMPCO_TBASE_OTP_VAL*/
+ { 0x00004360, 0, 5 }, /*TEMP_GAIN_OTP_VAL*/
+ { 0x00004360, 6, 9 }, /*TEMP_OFFSET_OTP_VAL*/
+ { 0x00004448, 0, 8 }, /*VP_SARADC_OFFSET*/
+ { 0x00004448, 8, 8 }, /*VP_GAIN_INDEX*/
+ { 0x00004448, 16, 8 }, /*VBST_SARADC_OFFSET*/
+ { 0x00004448, 24, 8 }, /*VBST_GAIN_INDEX*/
+ { 0x0000444C, 0, 3 }, /*ANA_SELINVREF*/
+ { 0x00006E30, 0, 5 }, /*GAIN_ERR_COEFF_0*/
+ { 0x00006E30, 8, 5 }, /*GAIN_ERR_COEFF_1*/
+ { 0x00006E30, 16, 5 }, /*GAIN_ERR_COEFF_2*/
+ { 0x00006E30, 24, 5 }, /*GAIN_ERR_COEFF_3*/
+ { 0x00006E34, 0, 5 }, /*GAIN_ERR_COEFF_4*/
+ { 0x00006E34, 8, 5 }, /*GAIN_ERR_COEFF_5*/
+ { 0x00006E34, 16, 5 }, /*GAIN_ERR_COEFF_6*/
+ { 0x00006E34, 24, 5 }, /*GAIN_ERR_COEFF_7*/
+ { 0x00006E38, 0, 5 }, /*GAIN_ERR_COEFF_8*/
+ { 0x00006E38, 8, 5 }, /*GAIN_ERR_COEFF_9*/
+ { 0x00006E38, 16, 5 }, /*GAIN_ERR_COEFF_10*/
+ { 0x00006E38, 24, 5 }, /*GAIN_ERR_COEFF_11*/
+ { 0x00006E3C, 0, 5 }, /*GAIN_ERR_COEFF_12*/
+ { 0x00006E3C, 8, 5 }, /*GAIN_ERR_COEFF_13*/
+ { 0x00006E3C, 16, 5 }, /*GAIN_ERR_COEFF_14*/
+ { 0x00006E3C, 24, 5 }, /*GAIN_ERR_COEFF_15*/
+ { 0x00006E40, 0, 5 }, /*GAIN_ERR_COEFF_16*/
+ { 0x00006E40, 8, 5 }, /*GAIN_ERR_COEFF_17*/
+ { 0x00006E40, 16, 5 }, /*GAIN_ERR_COEFF_18*/
+ { 0x00006E40, 24, 5 }, /*GAIN_ERR_COEFF_19*/
+ { 0x00006E44, 0, 5 }, /*GAIN_ERR_COEFF_20*/
+ { 0x00006E48, 0, 10 }, /*VOFF_GAIN_0*/
+ { 0x00006E48, 10, 10 }, /*VOFF_GAIN_1*/
+ { 0x00006E48, 20, 10 }, /*VOFF_GAIN_2*/
+ { 0x00006E4C, 0, 10 }, /*VOFF_GAIN_3*/
+ { 0x00006E4C, 10, 10 }, /*VOFF_GAIN_4*/
+ { 0x00006E4C, 20, 10 }, /*VOFF_GAIN_5*/
+ { 0x00006E50, 0, 10 }, /*VOFF_GAIN_6*/
+ { 0x00006E50, 10, 10 }, /*VOFF_GAIN_7*/
+ { 0x00006E50, 20, 10 }, /*VOFF_GAIN_8*/
+ { 0x00006E54, 0, 10 }, /*VOFF_GAIN_9*/
+ { 0x00006E54, 10, 10 }, /*VOFF_GAIN_10*/
+ { 0x00006E54, 20, 10 }, /*VOFF_GAIN_11*/
+ { 0x00006E58, 0, 10 }, /*VOFF_GAIN_12*/
+ { 0x00006E58, 10, 10 }, /*VOFF_GAIN_13*/
+ { 0x00006E58, 20, 10 }, /*VOFF_GAIN_14*/
+ { 0x00006E5C, 0, 10 }, /*VOFF_GAIN_15*/
+ { 0x00006E5C, 10, 10 }, /*VOFF_GAIN_16*/
+ { 0x00006E5C, 20, 10 }, /*VOFF_GAIN_17*/
+ { 0x00006E60, 0, 10 }, /*VOFF_GAIN_18*/
+ { 0x00006E60, 10, 10 }, /*VOFF_GAIN_19*/
+ { 0x00006E60, 20, 10 }, /*VOFF_GAIN_20*/
+ { 0x00006E64, 0, 10 }, /*VOFF_INT1*/
+ { 0x00007418, 7, 5 }, /*DS_SPK_INT1_CAP_TRIM*/
+ { 0x0000741C, 0, 5 }, /*DS_SPK_INT2_CAP_TRIM*/
+ { 0x0000741C, 11, 4 }, /*DS_SPK_LPF_CAP_TRIM*/
+ { 0x0000741C, 19, 4 }, /*DS_SPK_QUAN_CAP_TRIM*/
+ { 0x00007434, 17, 1 }, /*FORCE_CAL*/
+ { 0x00007434, 18, 7 }, /*CAL_OVERRIDE*/
+ { 0x00007068, 0, 9 }, /*MODIX*/
+ { 0x0000410C, 7, 1 }, /*VIMON_DLY_NOT_COMB*/
+ { 0x0000400C, 0, 7 }, /*VIMON_DLY*/
+ { 0x00000000, 0, 1 }, /*extra bit*/
+ { 0x00017040, 0, 8 }, /*X_COORDINATE*/
+ { 0x00017040, 8, 8 }, /*Y_COORDINATE*/
+ { 0x00017040, 16, 8 }, /*WAFER_ID*/
+ { 0x00017040, 24, 8 }, /*DVS*/
+ { 0x00017044, 0, 24 }, /*LOT_NUMBER*/
+};
+
+static const struct cs35l41_otp_packed_element_t otp_map_2[] = {
+ /* addr shift size */
+ { 0x00002030, 0, 4 }, /*TRIM_OSC_FREQ_TRIM*/
+ { 0x00002030, 7, 1 }, /*TRIM_OSC_TRIM_DONE*/
+ { 0x0000208c, 24, 6 }, /*TST_DIGREG_VREF_TRIM*/
+ { 0x00002090, 14, 4 }, /*TST_REF_TRIM*/
+ { 0x00002090, 10, 4 }, /*TST_REF_TEMPCO_TRIM*/
+ { 0x0000300C, 11, 4 }, /*PLL_LDOA_TST_VREF_TRIM*/
+ { 0x0000394C, 23, 2 }, /*BST_ATEST_CM_VOFF*/
+ { 0x00003950, 0, 7 }, /*BST_ATRIM_IADC_OFFSET*/
+ { 0x00003950, 8, 7 }, /*BST_ATRIM_IADC_GAIN1*/
+ { 0x00003950, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET1*/
+ { 0x00003950, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN1*/
+ { 0x00003954, 0, 7 }, /*BST_ATRIM_IADC_OFFSET2*/
+ { 0x00003954, 8, 7 }, /*BST_ATRIM_IADC_GAIN2*/
+ { 0x00003954, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET2*/
+ { 0x00003954, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN2*/
+ { 0x00003958, 0, 7 }, /*BST_ATRIM_IADC_OFFSET3*/
+ { 0x00003958, 8, 7 }, /*BST_ATRIM_IADC_GAIN3*/
+ { 0x00003958, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET3*/
+ { 0x00003958, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN3*/
+ { 0x0000395C, 0, 7 }, /*BST_ATRIM_IADC_OFFSET4*/
+ { 0x0000395C, 8, 7 }, /*BST_ATRIM_IADC_GAIN4*/
+ { 0x0000395C, 16, 8 }, /*BST_ATRIM_IPKCOMP_OFFSET4*/
+ { 0x0000395C, 24, 8 }, /*BST_ATRIM_IPKCOMP_GAIN4*/
+ { 0x0000416C, 0, 8 }, /*VMON_GAIN_OTP_VAL*/
+ { 0x00004160, 0, 7 }, /*VMON_OFFSET_OTP_VAL*/
+ { 0x0000416C, 8, 8 }, /*IMON_GAIN_OTP_VAL*/
+ { 0x00004160, 16, 10 }, /*IMON_OFFSET_OTP_VAL*/
+ { 0x0000416C, 16, 12 }, /*VMON_CM_GAIN_OTP_VAL*/
+ { 0x0000416C, 28, 1 }, /*VMON_CM_GAIN_SIGN_OTP_VAL*/
+ { 0x00004170, 0, 6 }, /*IMON_CAL_TEMPCO_OTP_VAL*/
+ { 0x00004170, 6, 1 }, /*IMON_CAL_TEMPCO_SIGN_OTP*/
+ { 0x00004170, 8, 6 }, /*IMON_CAL_TEMPCO2_OTP_VAL*/
+ { 0x00004170, 14, 1 }, /*IMON_CAL_TEMPCO2_DN_UPB_OTP_VAL*/
+ { 0x00004170, 16, 9 }, /*IMON_CAL_TEMPCO_TBASE_OTP_VAL*/
+ { 0x00004360, 0, 5 }, /*TEMP_GAIN_OTP_VAL*/
+ { 0x00004360, 6, 9 }, /*TEMP_OFFSET_OTP_VAL*/
+ { 0x00004448, 0, 8 }, /*VP_SARADC_OFFSET*/
+ { 0x00004448, 8, 8 }, /*VP_GAIN_INDEX*/
+ { 0x00004448, 16, 8 }, /*VBST_SARADC_OFFSET*/
+ { 0x00004448, 24, 8 }, /*VBST_GAIN_INDEX*/
+ { 0x0000444C, 0, 3 }, /*ANA_SELINVREF*/
+ { 0x00006E30, 0, 5 }, /*GAIN_ERR_COEFF_0*/
+ { 0x00006E30, 8, 5 }, /*GAIN_ERR_COEFF_1*/
+ { 0x00006E30, 16, 5 }, /*GAIN_ERR_COEFF_2*/
+ { 0x00006E30, 24, 5 }, /*GAIN_ERR_COEFF_3*/
+ { 0x00006E34, 0, 5 }, /*GAIN_ERR_COEFF_4*/
+ { 0x00006E34, 8, 5 }, /*GAIN_ERR_COEFF_5*/
+ { 0x00006E34, 16, 5 }, /*GAIN_ERR_COEFF_6*/
+ { 0x00006E34, 24, 5 }, /*GAIN_ERR_COEFF_7*/
+ { 0x00006E38, 0, 5 }, /*GAIN_ERR_COEFF_8*/
+ { 0x00006E38, 8, 5 }, /*GAIN_ERR_COEFF_9*/
+ { 0x00006E38, 16, 5 }, /*GAIN_ERR_COEFF_10*/
+ { 0x00006E38, 24, 5 }, /*GAIN_ERR_COEFF_11*/
+ { 0x00006E3C, 0, 5 }, /*GAIN_ERR_COEFF_12*/
+ { 0x00006E3C, 8, 5 }, /*GAIN_ERR_COEFF_13*/
+ { 0x00006E3C, 16, 5 }, /*GAIN_ERR_COEFF_14*/
+ { 0x00006E3C, 24, 5 }, /*GAIN_ERR_COEFF_15*/
+ { 0x00006E40, 0, 5 }, /*GAIN_ERR_COEFF_16*/
+ { 0x00006E40, 8, 5 }, /*GAIN_ERR_COEFF_17*/
+ { 0x00006E40, 16, 5 }, /*GAIN_ERR_COEFF_18*/
+ { 0x00006E40, 24, 5 }, /*GAIN_ERR_COEFF_19*/
+ { 0x00006E44, 0, 5 }, /*GAIN_ERR_COEFF_20*/
+ { 0x00006E48, 0, 10 }, /*VOFF_GAIN_0*/
+ { 0x00006E48, 10, 10 }, /*VOFF_GAIN_1*/
+ { 0x00006E48, 20, 10 }, /*VOFF_GAIN_2*/
+ { 0x00006E4C, 0, 10 }, /*VOFF_GAIN_3*/
+ { 0x00006E4C, 10, 10 }, /*VOFF_GAIN_4*/
+ { 0x00006E4C, 20, 10 }, /*VOFF_GAIN_5*/
+ { 0x00006E50, 0, 10 }, /*VOFF_GAIN_6*/
+ { 0x00006E50, 10, 10 }, /*VOFF_GAIN_7*/
+ { 0x00006E50, 20, 10 }, /*VOFF_GAIN_8*/
+ { 0x00006E54, 0, 10 }, /*VOFF_GAIN_9*/
+ { 0x00006E54, 10, 10 }, /*VOFF_GAIN_10*/
+ { 0x00006E54, 20, 10 }, /*VOFF_GAIN_11*/
+ { 0x00006E58, 0, 10 }, /*VOFF_GAIN_12*/
+ { 0x00006E58, 10, 10 }, /*VOFF_GAIN_13*/
+ { 0x00006E58, 20, 10 }, /*VOFF_GAIN_14*/
+ { 0x00006E5C, 0, 10 }, /*VOFF_GAIN_15*/
+ { 0x00006E5C, 10, 10 }, /*VOFF_GAIN_16*/
+ { 0x00006E5C, 20, 10 }, /*VOFF_GAIN_17*/
+ { 0x00006E60, 0, 10 }, /*VOFF_GAIN_18*/
+ { 0x00006E60, 10, 10 }, /*VOFF_GAIN_19*/
+ { 0x00006E60, 20, 10 }, /*VOFF_GAIN_20*/
+ { 0x00006E64, 0, 10 }, /*VOFF_INT1*/
+ { 0x00007418, 7, 5 }, /*DS_SPK_INT1_CAP_TRIM*/
+ { 0x0000741C, 0, 5 }, /*DS_SPK_INT2_CAP_TRIM*/
+ { 0x0000741C, 11, 4 }, /*DS_SPK_LPF_CAP_TRIM*/
+ { 0x0000741C, 19, 4 }, /*DS_SPK_QUAN_CAP_TRIM*/
+ { 0x00007434, 17, 1 }, /*FORCE_CAL*/
+ { 0x00007434, 18, 7 }, /*CAL_OVERRIDE*/
+ { 0x00007068, 0, 9 }, /*MODIX*/
+ { 0x0000410C, 7, 1 }, /*VIMON_DLY_NOT_COMB*/
+ { 0x0000400C, 0, 7 }, /*VIMON_DLY*/
+ { 0x00004000, 11, 1 }, /*VMON_POL*/
+ { 0x00017040, 0, 8 }, /*X_COORDINATE*/
+ { 0x00017040, 8, 8 }, /*Y_COORDINATE*/
+ { 0x00017040, 16, 8 }, /*WAFER_ID*/
+ { 0x00017040, 24, 8 }, /*DVS*/
+ { 0x00017044, 0, 24 }, /*LOT_NUMBER*/
+};
+
+static const struct reg_sequence cs35l41_reva0_errata_patch[] = {
+ { 0x00003854, 0x05180240 },
+ { CS35L41_VIMON_SPKMON_RESYNC, 0x00000000 },
+ { 0x00004310, 0x00000000 },
+ { CS35L41_VPVBST_FS_SEL, 0x00000000 },
+ { CS35L41_OTP_TRIM_30, 0x9091A1C8 },
+ { 0x00003014, 0x0200EE0E },
+ { CS35L41_BSTCVRT_DCM_CTRL, 0x00000051 },
+ { 0x00000054, 0x00000004 },
+ { CS35L41_IRQ1_DB3, 0x00000000 },
+ { CS35L41_IRQ2_DB3, 0x00000000 },
+ { CS35L41_DSP1_YM_ACCEL_PL0_PRI, 0x00000000 },
+ { CS35L41_DSP1_XM_ACCEL_PL0_PRI, 0x00000000 },
+ { CS35L41_PWR_CTRL2, 0x00000000 },
+ { CS35L41_AMP_GAIN_CTRL, 0x00000000 },
+ { CS35L41_ASP_TX3_SRC, 0x00000000 },
+ { CS35L41_ASP_TX4_SRC, 0x00000000 },
+};
+
+static const struct reg_sequence cs35l41_revb0_errata_patch[] = {
+ { CS35L41_VIMON_SPKMON_RESYNC, 0x00000000 },
+ { 0x00004310, 0x00000000 },
+ { CS35L41_VPVBST_FS_SEL, 0x00000000 },
+ { CS35L41_BSTCVRT_DCM_CTRL, 0x00000051 },
+ { CS35L41_DSP1_YM_ACCEL_PL0_PRI, 0x00000000 },
+ { CS35L41_DSP1_XM_ACCEL_PL0_PRI, 0x00000000 },
+ { CS35L41_PWR_CTRL2, 0x00000000 },
+ { CS35L41_AMP_GAIN_CTRL, 0x00000000 },
+ { CS35L41_ASP_TX3_SRC, 0x00000000 },
+ { CS35L41_ASP_TX4_SRC, 0x00000000 },
+};
+
+static const struct reg_sequence cs35l41_revb2_errata_patch[] = {
+ { CS35L41_VIMON_SPKMON_RESYNC, 0x00000000 },
+ { 0x00004310, 0x00000000 },
+ { CS35L41_VPVBST_FS_SEL, 0x00000000 },
+ { CS35L41_BSTCVRT_DCM_CTRL, 0x00000051 },
+ { CS35L41_DSP1_YM_ACCEL_PL0_PRI, 0x00000000 },
+ { CS35L41_DSP1_XM_ACCEL_PL0_PRI, 0x00000000 },
+ { CS35L41_PWR_CTRL2, 0x00000000 },
+ { CS35L41_AMP_GAIN_CTRL, 0x00000000 },
+ { CS35L41_ASP_TX3_SRC, 0x00000000 },
+ { CS35L41_ASP_TX4_SRC, 0x00000000 },
+};
+
+static const struct reg_sequence cs35l41_fs_errata_patch[] = {
+ { CS35L41_DSP1_RX1_RATE, 0x00000001 },
+ { CS35L41_DSP1_RX2_RATE, 0x00000001 },
+ { CS35L41_DSP1_RX3_RATE, 0x00000001 },
+ { CS35L41_DSP1_RX4_RATE, 0x00000001 },
+ { CS35L41_DSP1_RX5_RATE, 0x00000001 },
+ { CS35L41_DSP1_RX6_RATE, 0x00000001 },
+ { CS35L41_DSP1_RX7_RATE, 0x00000001 },
+ { CS35L41_DSP1_RX8_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX1_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX2_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX3_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX4_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX5_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX6_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX7_RATE, 0x00000001 },
+ { CS35L41_DSP1_TX8_RATE, 0x00000001 },
+};
+
+static const struct cs35l41_otp_map_element_t cs35l41_otp_map_map[] = {
+ {
+ .id = 0x01,
+ .map = otp_map_1,
+ .num_elements = ARRAY_SIZE(otp_map_1),
+ .bit_offset = 16,
+ .word_offset = 2,
+ },
+ {
+ .id = 0x02,
+ .map = otp_map_2,
+ .num_elements = ARRAY_SIZE(otp_map_2),
+ .bit_offset = 16,
+ .word_offset = 2,
+ },
+ {
+ .id = 0x03,
+ .map = otp_map_2,
+ .num_elements = ARRAY_SIZE(otp_map_2),
+ .bit_offset = 16,
+ .word_offset = 2,
+ },
+ {
+ .id = 0x06,
+ .map = otp_map_2,
+ .num_elements = ARRAY_SIZE(otp_map_2),
+ .bit_offset = 16,
+ .word_offset = 2,
+ },
+ {
+ .id = 0x08,
+ .map = otp_map_1,
+ .num_elements = ARRAY_SIZE(otp_map_1),
+ .bit_offset = 16,
+ .word_offset = 2,
+ },
+};
+
+struct regmap_config cs35l41_regmap_i2c = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = CS35L41_REGSTRIDE,
+ .reg_format_endian = REGMAP_ENDIAN_BIG,
+ .val_format_endian = REGMAP_ENDIAN_BIG,
+ .max_register = CS35L41_LASTREG,
+ .reg_defaults = cs35l41_reg,
+ .num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
+ .volatile_reg = cs35l41_volatile_reg,
+ .readable_reg = cs35l41_readable_reg,
+ .precious_reg = cs35l41_precious_reg,
+ .cache_type = REGCACHE_RBTREE,
+};
+EXPORT_SYMBOL_GPL(cs35l41_regmap_i2c);
+
+struct regmap_config cs35l41_regmap_spi = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .pad_bits = 16,
+ .reg_stride = CS35L41_REGSTRIDE,
+ .reg_format_endian = REGMAP_ENDIAN_BIG,
+ .val_format_endian = REGMAP_ENDIAN_BIG,
+ .max_register = CS35L41_LASTREG,
+ .reg_defaults = cs35l41_reg,
+ .num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
+ .volatile_reg = cs35l41_volatile_reg,
+ .readable_reg = cs35l41_readable_reg,
+ .precious_reg = cs35l41_precious_reg,
+ .cache_type = REGCACHE_RBTREE,
+};
+EXPORT_SYMBOL_GPL(cs35l41_regmap_spi);
+
+static const struct cs35l41_otp_map_element_t *cs35l41_find_otp_map(u32 otp_id)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cs35l41_otp_map_map); i++) {
+ if (cs35l41_otp_map_map[i].id == otp_id)
+ return &cs35l41_otp_map_map[i];
+ }
+
+ return NULL;
+}
+
+int cs35l41_test_key_unlock(struct device *dev, struct regmap *regmap)
+{
+ static const struct reg_sequence unlock[] = {
+ { CS35L41_TEST_KEY_CTL, 0x00000055 },
+ { CS35L41_TEST_KEY_CTL, 0x000000AA },
+ };
+ int ret;
+
+ ret = regmap_multi_reg_write(regmap, unlock, ARRAY_SIZE(unlock));
+ if (ret)
+ dev_err(dev, "Failed to unlock test key: %d\n", ret);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_test_key_unlock);
+
+int cs35l41_test_key_lock(struct device *dev, struct regmap *regmap)
+{
+ static const struct reg_sequence unlock[] = {
+ { CS35L41_TEST_KEY_CTL, 0x000000CC },
+ { CS35L41_TEST_KEY_CTL, 0x00000033 },
+ };
+ int ret;
+
+ ret = regmap_multi_reg_write(regmap, unlock, ARRAY_SIZE(unlock));
+ if (ret)
+ dev_err(dev, "Failed to lock test key: %d\n", ret);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_test_key_lock);
+
+/* Must be called with the TEST_KEY unlocked */
+int cs35l41_otp_unpack(struct device *dev, struct regmap *regmap)
+{
+ const struct cs35l41_otp_map_element_t *otp_map_match;
+ const struct cs35l41_otp_packed_element_t *otp_map;
+ int bit_offset, word_offset, ret, i;
+ unsigned int bit_sum = 8;
+ u32 otp_val, otp_id_reg;
+ u32 *otp_mem;
+
+ otp_mem = kmalloc_array(CS35L41_OTP_SIZE_WORDS, sizeof(*otp_mem), GFP_KERNEL);
+ if (!otp_mem)
+ return -ENOMEM;
+
+ ret = regmap_read(regmap, CS35L41_OTPID, &otp_id_reg);
+ if (ret) {
+ dev_err(dev, "Read OTP ID failed: %d\n", ret);
+ goto err_otp_unpack;
+ }
+
+ otp_map_match = cs35l41_find_otp_map(otp_id_reg);
+
+ if (!otp_map_match) {
+ dev_err(dev, "OTP Map matching ID %d not found\n", otp_id_reg);
+ ret = -EINVAL;
+ goto err_otp_unpack;
+ }
+
+ ret = regmap_bulk_read(regmap, CS35L41_OTP_MEM0, otp_mem, CS35L41_OTP_SIZE_WORDS);
+ if (ret) {
+ dev_err(dev, "Read OTP Mem failed: %d\n", ret);
+ goto err_otp_unpack;
+ }
+
+ otp_map = otp_map_match->map;
+
+ bit_offset = otp_map_match->bit_offset;
+ word_offset = otp_map_match->word_offset;
+
+ for (i = 0; i < otp_map_match->num_elements; i++) {
+ dev_dbg(dev, "bitoffset= %d, word_offset=%d, bit_sum mod 32=%d, otp_map[i].size = %u\n",
+ bit_offset, word_offset, bit_sum % 32, otp_map[i].size);
+ if (bit_offset + otp_map[i].size - 1 >= 32) {
+ otp_val = (otp_mem[word_offset] &
+ GENMASK(31, bit_offset)) >> bit_offset;
+ otp_val |= (otp_mem[++word_offset] &
+ GENMASK(bit_offset + otp_map[i].size - 33, 0)) <<
+ (32 - bit_offset);
+ bit_offset += otp_map[i].size - 32;
+ } else if (bit_offset + otp_map[i].size - 1 >= 0) {
+ otp_val = (otp_mem[word_offset] &
+ GENMASK(bit_offset + otp_map[i].size - 1, bit_offset)
+ ) >> bit_offset;
+ bit_offset += otp_map[i].size;
+ } else /* both bit_offset and otp_map[i].size are 0 */
+ otp_val = 0;
+
+ bit_sum += otp_map[i].size;
+
+ if (bit_offset == 32) {
+ bit_offset = 0;
+ word_offset++;
+ }
+
+ if (otp_map[i].reg != 0) {
+ ret = regmap_update_bits(regmap, otp_map[i].reg,
+ GENMASK(otp_map[i].shift + otp_map[i].size - 1,
+ otp_map[i].shift),
+ otp_val << otp_map[i].shift);
+ if (ret < 0) {
+ dev_err(dev, "Write OTP val failed: %d\n", ret);
+ goto err_otp_unpack;
+ }
+ }
+ }
+
+ ret = 0;
+
+err_otp_unpack:
+ kfree(otp_mem);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_otp_unpack);
+
+/* Must be called with the TEST_KEY unlocked */
+int cs35l41_register_errata_patch(struct device *dev, struct regmap *reg, unsigned int reg_revid)
+{
+ char *rev;
+ int ret;
+
+ switch (reg_revid) {
+ case CS35L41_REVID_A0:
+ ret = regmap_register_patch(reg, cs35l41_reva0_errata_patch,
+ ARRAY_SIZE(cs35l41_reva0_errata_patch));
+ rev = "A0";
+ break;
+ case CS35L41_REVID_B0:
+ ret = regmap_register_patch(reg, cs35l41_revb0_errata_patch,
+ ARRAY_SIZE(cs35l41_revb0_errata_patch));
+ rev = "B0";
+ break;
+ case CS35L41_REVID_B2:
+ ret = regmap_register_patch(reg, cs35l41_revb2_errata_patch,
+ ARRAY_SIZE(cs35l41_revb2_errata_patch));
+ rev = "B2";
+ break;
+ default:
+ ret = -EINVAL;
+ rev = "XX";
+ break;
+ }
+
+ if (ret)
+ dev_err(dev, "Failed to apply %s errata patch: %d\n", rev, ret);
+
+ ret = regmap_write(reg, CS35L41_DSP1_CCM_CORE_CTRL, 0);
+ if (ret < 0)
+ dev_err(dev, "Write CCM_CORE_CTRL failed: %d\n", ret);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_register_errata_patch);
+
+int cs35l41_set_channels(struct device *dev, struct regmap *reg,
+ unsigned int tx_num, unsigned int *tx_slot,
+ unsigned int rx_num, unsigned int *rx_slot)
+{
+ unsigned int val, mask;
+ int i;
+
+ if (tx_num > 4 || rx_num > 2)
+ return -EINVAL;
+
+ val = 0;
+ mask = 0;
+ for (i = 0; i < rx_num; i++) {
+ dev_dbg(dev, "rx slot %d position = %d\n", i, rx_slot[i]);
+ val |= rx_slot[i] << (i * 8);
+ mask |= 0x3F << (i * 8);
+ }
+ regmap_update_bits(reg, CS35L41_SP_FRAME_RX_SLOT, mask, val);
+
+ val = 0;
+ mask = 0;
+ for (i = 0; i < tx_num; i++) {
+ dev_dbg(dev, "tx slot %d position = %d\n", i, tx_slot[i]);
+ val |= tx_slot[i] << (i * 8);
+ mask |= 0x3F << (i * 8);
+ }
+ regmap_update_bits(reg, CS35L41_SP_FRAME_TX_SLOT, mask, val);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(cs35l41_set_channels);
+
+static const unsigned char cs35l41_bst_k1_table[4][5] = {
+ { 0x24, 0x32, 0x32, 0x4F, 0x57 },
+ { 0x24, 0x32, 0x32, 0x4F, 0x57 },
+ { 0x40, 0x32, 0x32, 0x4F, 0x57 },
+ { 0x40, 0x32, 0x32, 0x4F, 0x57 }
+};
+
+static const unsigned char cs35l41_bst_k2_table[4][5] = {
+ { 0x24, 0x49, 0x66, 0xA3, 0xEA },
+ { 0x24, 0x49, 0x66, 0xA3, 0xEA },
+ { 0x48, 0x49, 0x66, 0xA3, 0xEA },
+ { 0x48, 0x49, 0x66, 0xA3, 0xEA }
+};
+
+static const unsigned char cs35l41_bst_slope_table[4] = {
+ 0x75, 0x6B, 0x3B, 0x28
+};
+
+static int cs35l41_boost_config(struct device *dev, struct regmap *regmap, int boost_ind,
+ int boost_cap, int boost_ipk)
+{
+ unsigned char bst_lbst_val, bst_cbst_range, bst_ipk_scaled;
+ int ret;
+
+ switch (boost_ind) {
+ case 1000: /* 1.0 uH */
+ bst_lbst_val = 0;
+ break;
+ case 1200: /* 1.2 uH */
+ bst_lbst_val = 1;
+ break;
+ case 1500: /* 1.5 uH */
+ bst_lbst_val = 2;
+ break;
+ case 2200: /* 2.2 uH */
+ bst_lbst_val = 3;
+ break;
+ default:
+ dev_err(dev, "Invalid boost inductor value: %d nH\n", boost_ind);
+ return -EINVAL;
+ }
+
+ switch (boost_cap) {
+ case 0 ... 19:
+ bst_cbst_range = 0;
+ break;
+ case 20 ... 50:
+ bst_cbst_range = 1;
+ break;
+ case 51 ... 100:
+ bst_cbst_range = 2;
+ break;
+ case 101 ... 200:
+ bst_cbst_range = 3;
+ break;
+ default:
+ if (boost_cap < 0) {
+ dev_err(dev, "Invalid boost capacitor value: %d nH\n", boost_cap);
+ return -EINVAL;
+ }
+ /* 201 uF and greater */
+ bst_cbst_range = 4;
+ }
+
+ if (boost_ipk < 1600 || boost_ipk > 4500) {
+ dev_err(dev, "Invalid boost inductor peak current: %d mA\n", boost_ipk);
+ return -EINVAL;
+ }
+
+ ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_COEFF,
+ CS35L41_BST_K1_MASK | CS35L41_BST_K2_MASK,
+ cs35l41_bst_k1_table[bst_lbst_val][bst_cbst_range]
+ << CS35L41_BST_K1_SHIFT |
+ cs35l41_bst_k2_table[bst_lbst_val][bst_cbst_range]
+ << CS35L41_BST_K2_SHIFT);
+ if (ret) {
+ dev_err(dev, "Failed to write boost coefficients: %d\n", ret);
+ return ret;
+ }
+
+ ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_SLOPE_LBST,
+ CS35L41_BST_SLOPE_MASK | CS35L41_BST_LBST_VAL_MASK,
+ cs35l41_bst_slope_table[bst_lbst_val]
+ << CS35L41_BST_SLOPE_SHIFT |
+ bst_lbst_val << CS35L41_BST_LBST_VAL_SHIFT);
+ if (ret) {
+ dev_err(dev, "Failed to write boost slope/inductor value: %d\n", ret);
+ return ret;
+ }
+
+ bst_ipk_scaled = ((boost_ipk - 1600) / 50) + 0x10;
+
+ ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_PEAK_CUR, CS35L41_BST_IPK_MASK,
+ bst_ipk_scaled << CS35L41_BST_IPK_SHIFT);
+ if (ret) {
+ dev_err(dev, "Failed to write boost inductor peak current: %d\n", ret);
+ return ret;
+ }
+
+ regmap_update_bits(regmap, CS35L41_PWR_CTRL2, CS35L41_BST_EN_MASK,
+ CS35L41_BST_EN_DEFAULT << CS35L41_BST_EN_SHIFT);
+
+ return 0;
+}
+
+static const struct reg_sequence cs35l41_safe_to_reset[] = {
+ { 0x00000040, 0x00000055 },
+ { 0x00000040, 0x000000AA },
+ { 0x0000393C, 0x000000C0, 6000},
+ { 0x0000393C, 0x00000000 },
+ { 0x00007414, 0x00C82222 },
+ { 0x0000742C, 0x00000000 },
+ { 0x00000040, 0x000000CC },
+ { 0x00000040, 0x00000033 },
+};
+
+static const struct reg_sequence cs35l41_active_to_safe[] = {
+ { 0x00000040, 0x00000055 },
+ { 0x00000040, 0x000000AA },
+ { 0x00007438, 0x00585941 },
+ { CS35L41_PWR_CTRL1, 0x00000000 },
+ { 0x0000742C, 0x00000009, 3000 },
+ { 0x00007438, 0x00580941 },
+ { 0x00000040, 0x000000CC },
+ { 0x00000040, 0x00000033 },
+};
+
+static const struct reg_sequence cs35l41_safe_to_active[] = {
+ { 0x00000040, 0x00000055 },
+ { 0x00000040, 0x000000AA },
+ { 0x0000742C, 0x0000000F },
+ { 0x0000742C, 0x00000079 },
+ { 0x00007438, 0x00585941 },
+ { CS35L41_PWR_CTRL1, 0x00000001, 3000 }, // GLOBAL_EN = 1
+ { 0x0000742C, 0x000000F9 },
+ { 0x00007438, 0x00580941 },
+ { 0x00000040, 0x000000CC },
+ { 0x00000040, 0x00000033 },
+};
+
+static const struct reg_sequence cs35l41_reset_to_safe[] = {
+ { 0x00000040, 0x00000055 },
+ { 0x00000040, 0x000000AA },
+ { 0x00007438, 0x00585941 },
+ { 0x00007414, 0x08C82222 },
+ { 0x0000742C, 0x00000009 },
+ { 0x00000040, 0x000000CC },
+ { 0x00000040, 0x00000033 },
+};
+
+int cs35l41_init_boost(struct device *dev, struct regmap *regmap,
+ struct cs35l41_hw_cfg *hw_cfg)
+{
+ int ret;
+
+ switch (hw_cfg->bst_type) {
+ case CS35L41_INT_BOOST:
+ ret = cs35l41_boost_config(dev, regmap, hw_cfg->bst_ind,
+ hw_cfg->bst_cap, hw_cfg->bst_ipk);
+ if (ret)
+ dev_err(dev, "Error in Boost DT config: %d\n", ret);
+ break;
+ case CS35L41_EXT_BOOST:
+ case CS35L41_EXT_BOOST_NO_VSPK_SWITCH:
+ /* Only CLSA0100 doesn't use GPIO as VSPK switch, but even on that laptop we can
+ * toggle GPIO1 as is not connected to anything.
+ * There will be no other device without VSPK switch.
+ */
+ regmap_write(regmap, CS35L41_GPIO1_CTRL1, 0x00000001);
+ regmap_multi_reg_write(regmap, cs35l41_reset_to_safe,
+ ARRAY_SIZE(cs35l41_reset_to_safe));
+ ret = regmap_update_bits(regmap, CS35L41_PWR_CTRL2, CS35L41_BST_EN_MASK,
+ CS35L41_BST_DIS_FET_OFF << CS35L41_BST_EN_SHIFT);
+ break;
+ default:
+ dev_err(dev, "Boost type %d not supported\n", hw_cfg->bst_type);
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_init_boost);
+
+bool cs35l41_safe_reset(struct regmap *regmap, enum cs35l41_boost_type b_type)
+{
+ switch (b_type) {
+ /* There is only one laptop that doesn't have VSPK switch. */
+ case CS35L41_EXT_BOOST_NO_VSPK_SWITCH:
+ return false;
+ case CS35L41_EXT_BOOST:
+ regmap_write(regmap, CS35L41_GPIO1_CTRL1, 0x00000001);
+ regmap_multi_reg_write(regmap, cs35l41_safe_to_reset,
+ ARRAY_SIZE(cs35l41_safe_to_reset));
+ return true;
+ default:
+ return true;
+ }
+}
+EXPORT_SYMBOL_GPL(cs35l41_safe_reset);
+
+int cs35l41_global_enable(struct regmap *regmap, enum cs35l41_boost_type b_type, int enable)
+{
+ int ret;
+
+ switch (b_type) {
+ case CS35L41_INT_BOOST:
+ ret = regmap_update_bits(regmap, CS35L41_PWR_CTRL1, CS35L41_GLOBAL_EN_MASK,
+ enable << CS35L41_GLOBAL_EN_SHIFT);
+ usleep_range(3000, 3100);
+ break;
+ case CS35L41_EXT_BOOST:
+ case CS35L41_EXT_BOOST_NO_VSPK_SWITCH:
+ if (enable)
+ ret = regmap_multi_reg_write(regmap, cs35l41_safe_to_active,
+ ARRAY_SIZE(cs35l41_safe_to_active));
+ else
+ ret = regmap_multi_reg_write(regmap, cs35l41_active_to_safe,
+ ARRAY_SIZE(cs35l41_active_to_safe));
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_global_enable);
+
+int cs35l41_gpio_config(struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg)
+{
+ struct cs35l41_gpio_cfg *gpio1 = &hw_cfg->gpio1;
+ struct cs35l41_gpio_cfg *gpio2 = &hw_cfg->gpio2;
+ int irq_pol = IRQF_TRIGGER_NONE;
+
+ regmap_update_bits(regmap, CS35L41_GPIO1_CTRL1,
+ CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
+ gpio1->pol_inv << CS35L41_GPIO_POL_SHIFT |
+ !gpio1->out_en << CS35L41_GPIO_DIR_SHIFT);
+
+ regmap_update_bits(regmap, CS35L41_GPIO2_CTRL1,
+ CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
+ gpio2->pol_inv << CS35L41_GPIO_POL_SHIFT |
+ !gpio2->out_en << CS35L41_GPIO_DIR_SHIFT);
+
+ if (gpio1->valid)
+ regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO1_CTRL_MASK,
+ gpio1->func << CS35L41_GPIO1_CTRL_SHIFT);
+
+ if (gpio2->valid) {
+ regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO2_CTRL_MASK,
+ gpio2->func << CS35L41_GPIO2_CTRL_SHIFT);
+
+ switch (gpio2->func) {
+ case CS35L41_GPIO2_INT_PUSH_PULL_LOW:
+ case CS35L41_GPIO2_INT_OPEN_DRAIN:
+ irq_pol = IRQF_TRIGGER_LOW;
+ break;
+ case CS35L41_GPIO2_INT_PUSH_PULL_HIGH:
+ irq_pol = IRQF_TRIGGER_HIGH;
+ break;
+ default:
+ break;
+ }
+ }
+
+ return irq_pol;
+}
+EXPORT_SYMBOL_GPL(cs35l41_gpio_config);
+
+static const struct cs_dsp_region cs35l41_dsp1_regions[] = {
+ { .type = WMFW_HALO_PM_PACKED, .base = CS35L41_DSP1_PMEM_0 },
+ { .type = WMFW_HALO_XM_PACKED, .base = CS35L41_DSP1_XMEM_PACK_0 },
+ { .type = WMFW_HALO_YM_PACKED, .base = CS35L41_DSP1_YMEM_PACK_0 },
+ {. type = WMFW_ADSP2_XM, .base = CS35L41_DSP1_XMEM_UNPACK24_0},
+ {. type = WMFW_ADSP2_YM, .base = CS35L41_DSP1_YMEM_UNPACK24_0},
+};
+
+void cs35l41_configure_cs_dsp(struct device *dev, struct regmap *reg, struct cs_dsp *dsp)
+{
+ dsp->num = 1;
+ dsp->type = WMFW_HALO;
+ dsp->rev = 0;
+ dsp->dev = dev;
+ dsp->regmap = reg;
+ dsp->base = CS35L41_DSP1_CTRL_BASE;
+ dsp->base_sysinfo = CS35L41_DSP1_SYS_ID;
+ dsp->mem = cs35l41_dsp1_regions;
+ dsp->num_mems = ARRAY_SIZE(cs35l41_dsp1_regions);
+ dsp->lock_regions = 0xFFFFFFFF;
+}
+EXPORT_SYMBOL_GPL(cs35l41_configure_cs_dsp);
+
+static bool cs35l41_check_cspl_mbox_sts(enum cs35l41_cspl_mbox_cmd cmd,
+ enum cs35l41_cspl_mbox_status sts)
+{
+ switch (cmd) {
+ case CSPL_MBOX_CMD_NONE:
+ case CSPL_MBOX_CMD_UNKNOWN_CMD:
+ return true;
+ case CSPL_MBOX_CMD_PAUSE:
+ case CSPL_MBOX_CMD_OUT_OF_HIBERNATE:
+ return (sts == CSPL_MBOX_STS_PAUSED);
+ case CSPL_MBOX_CMD_RESUME:
+ return (sts == CSPL_MBOX_STS_RUNNING);
+ case CSPL_MBOX_CMD_REINIT:
+ return (sts == CSPL_MBOX_STS_RUNNING);
+ case CSPL_MBOX_CMD_STOP_PRE_REINIT:
+ return (sts == CSPL_MBOX_STS_RDY_FOR_REINIT);
+ default:
+ return false;
+ }
+}
+
+int cs35l41_set_cspl_mbox_cmd(struct device *dev, struct regmap *regmap,
+ enum cs35l41_cspl_mbox_cmd cmd)
+{
+ unsigned int sts = 0, i;
+ int ret;
+
+ // Set mailbox cmd
+ ret = regmap_write(regmap, CS35L41_DSP_VIRT1_MBOX_1, cmd);
+ if (ret < 0) {
+ if (cmd != CSPL_MBOX_CMD_OUT_OF_HIBERNATE)
+ dev_err(dev, "Failed to write MBOX: %d\n", ret);
+ return ret;
+ }
+
+ // Read mailbox status and verify it is appropriate for the given cmd
+ for (i = 0; i < 5; i++) {
+ usleep_range(1000, 1100);
+
+ ret = regmap_read(regmap, CS35L41_DSP_MBOX_2, &sts);
+ if (ret < 0) {
+ dev_err(dev, "Failed to read MBOX STS: %d\n", ret);
+ continue;
+ }
+
+ if (!cs35l41_check_cspl_mbox_sts(cmd, sts))
+ dev_dbg(dev, "[%u] cmd %u returned invalid sts %u", i, cmd, sts);
+ else
+ return 0;
+ }
+
+ if (cmd != CSPL_MBOX_CMD_OUT_OF_HIBERNATE)
+ dev_err(dev, "Failed to set mailbox cmd %u (status %u)\n", cmd, sts);
+
+ return -ENOMSG;
+}
+EXPORT_SYMBOL_GPL(cs35l41_set_cspl_mbox_cmd);
+
+int cs35l41_write_fs_errata(struct device *dev, struct regmap *regmap)
+{
+ int ret;
+
+ ret = regmap_multi_reg_write(regmap, cs35l41_fs_errata_patch,
+ ARRAY_SIZE(cs35l41_fs_errata_patch));
+ if (ret < 0)
+ dev_err(dev, "Failed to write fs errata: %d\n", ret);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_write_fs_errata);
+
+int cs35l41_enter_hibernate(struct device *dev, struct regmap *regmap,
+ enum cs35l41_boost_type b_type)
+{
+ if (!cs35l41_safe_reset(regmap, b_type)) {
+ dev_dbg(dev, "System does not support Suspend\n");
+ return -EINVAL;
+ }
+
+ dev_dbg(dev, "Enter hibernate\n");
+ regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0088);
+ regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0188);
+
+ // Don't wait for ACK since bus activity would wake the device
+ regmap_write(regmap, CS35L41_DSP_VIRT1_MBOX_1, CSPL_MBOX_CMD_HIBERNATE);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(cs35l41_enter_hibernate);
+
+static void cs35l41_wait_for_pwrmgt_sts(struct device *dev, struct regmap *regmap)
+{
+ const int pwrmgt_retries = 10;
+ unsigned int sts;
+ int i, ret;
+
+ for (i = 0; i < pwrmgt_retries; i++) {
+ ret = regmap_read(regmap, CS35L41_PWRMGT_STS, &sts);
+ if (ret)
+ dev_err(dev, "Failed to read PWRMGT_STS: %d\n", ret);
+ else if (!(sts & CS35L41_WR_PEND_STS_MASK))
+ return;
+
+ udelay(20);
+ }
+
+ dev_err(dev, "Timed out reading PWRMGT_STS\n");
+}
+
+int cs35l41_exit_hibernate(struct device *dev, struct regmap *regmap)
+{
+ const int wake_retries = 20;
+ const int sleep_retries = 5;
+ int ret, i, j;
+
+ for (i = 0; i < sleep_retries; i++) {
+ dev_dbg(dev, "Exit hibernate\n");
+
+ for (j = 0; j < wake_retries; j++) {
+ ret = cs35l41_set_cspl_mbox_cmd(dev, regmap,
+ CSPL_MBOX_CMD_OUT_OF_HIBERNATE);
+ if (!ret)
+ break;
+
+ usleep_range(100, 200);
+ }
+
+ if (j < wake_retries) {
+ dev_dbg(dev, "Wake success at cycle: %d\n", j);
+ return 0;
+ }
+
+ dev_err(dev, "Wake failed, re-enter hibernate: %d\n", ret);
+
+ cs35l41_wait_for_pwrmgt_sts(dev, regmap);
+ regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0088);
+
+ cs35l41_wait_for_pwrmgt_sts(dev, regmap);
+ regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0188);
+
+ cs35l41_wait_for_pwrmgt_sts(dev, regmap);
+ regmap_write(regmap, CS35L41_PWRMGT_CTL, 0x3);
+ }
+
+ dev_err(dev, "Timed out waking device\n");
+
+ return -ETIMEDOUT;
+}
+EXPORT_SYMBOL_GPL(cs35l41_exit_hibernate);
+
+MODULE_DESCRIPTION("CS35L41 library");
+MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, <david.rhodes@cirrus.com>");
+MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, <tanureal@opensource.cirrus.com>");
+MODULE_LICENSE("GPL");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.